More user-friendly alternative for the stacked bar chart.

Incremental Improvements #04: Likert Scale

Weronika Gawarska-Tywonek
Analytics Vidhya
Published in
4 min readMay 3, 2021

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This time I’ll focus on another way of presenting the Likert scale. The original chart by PEW Research Center inspired me to explore the diverging chart, which, in my opinion, is a better way of showing polarization in opinion. The chart shows the change in feeling about Trump over the course of his presidency among three groups — all Americans, republicans, and democrats.

Original chart by Pew Research Center

Stacked column chart with diverging palette encoding Likert Scale
Source: PEW Research Center

There are two main issues with this chart. The first one is using uneven time intervals, which is probably caused by the data availability, but I would argue that it only makes comparison harder and doesn’t enrich the insight. The second one is using stack bars which due to different bases (“no answer” responses are not shown) makes it impossible to properly compare the change in positive feelings.

So how would I address these issues?

Good data visualization solutions✔️

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Weronika Gawarska-Tywonek
Analytics Vidhya

Data Visualization Designer | Trainer | Sociologist. Check my redesigned charts in weekly Incremental Improvements articles.